1 files changed, 60 insertions, 0 deletions
diff --git a/formats/json-tests/commonTest/src/kotlinx/serialization/features/JsonNamingStrategyExclusionTest.kt b/formats/json-tests/commonTest/src/kotlinx/serialization/features/JsonNamingStrategyExclusionTest.kt
new file mode 100644
index 00000000..b9974543
--- /dev/null
+++ b/formats/json-tests/commonTest/src/kotlinx/serialization/features/JsonNamingStrategyExclusionTest.kt
@@ -0,0 +1,60 @@
+package kotlinx.serialization.features
+
+import kotlinx.serialization.*
+import kotlinx.serialization.json.*
+import kotlin.test.*
+
+class JsonNamingStrategyExclusionTest : JsonTestBase() {
+    @SerialInfo
+    @Target(AnnotationTarget.CLASS, AnnotationTarget.PROPERTY)
+    annotation class OriginalSerialName
+
+    private fun List<Annotation>.hasOriginal() = filterIsInstance<OriginalSerialName>().isNotEmpty()
+
+    private val myStrategy = JsonNamingStrategy { descriptor, index, serialName ->
+        if (descriptor.annotations.hasOriginal() || descriptor.getElementAnnotations(index).hasOriginal()) serialName
+        else JsonNamingStrategy.SnakeCase.serialNameForJson(descriptor, index, serialName)
+    }
+
+    @Serializable
+    @OriginalSerialName
+    data class Foo(val firstArg: String = "a", val secondArg: String = "b")
+
+    enum class E {
+        @OriginalSerialName
+        FIRST_E,
+        SECOND_E
+    }
+
+    @Serializable
+    data class Bar(
+        val firstBar: String = "a",
+        @OriginalSerialName val secondBar: String = "b",
+        val fooBar: Foo = Foo(),
+        val enumBarOne: E = E.FIRST_E,
+        val enumBarTwo: E = E.SECOND_E
+    )
+
+    private fun doTest(json: Json) {
+        val j = Json(json) {
+            namingStrategy = myStrategy
+        }
+        val bar = Bar()
+        assertJsonFormAndRestored(
+            Bar.serializer(),
+            bar,
+            """{"first_bar":"a","secondBar":"b","foo_bar":{"firstArg":"a","secondArg":"b"},"enum_bar_one":"FIRST_E","enum_bar_two":"SECOND_E"}""",
+            j
+        )
+    }
+
+    @Test
+    fun testJsonNamingStrategyWithAlternativeNames() = doTest(Json(default) {
+        useAlternativeNames = true
+    })
+
+    @Test
+    fun testJsonNamingStrategyWithoutAlternativeNames() = doTest(Json(default) {
+        useAlternativeNames = false
+    })
+}